cover 6p olive-yellow single and bisect (2, 2b; S.G.4, 4a), good to large margins, tied by blue Chatham "8" oval grid to Apr. 1859 folded cover from Chatham to St. John's Newfoundland; backstamped blue Chatham AP 29 1859, black Sackville AP 3 1859, Halifax MY 2 1859, St. John's MY 9 1859; single has small tear, otherwise fine; unique franking paying 3p currency from the interior, 5p currency from Halifax to St. John's Newfoundland (an overpayment of 1p due to the absence of 1p stamps in New Brunswick)